There is a recess in the padded armrest, it has two screws holding it down. Remove them and pry up on the armrest - it should lift out. Pry off trim around inside door handle - I don't think there...
If it won't unlock with the key, this means that the rod from the key tumbler to the door latch has become disconnected or is broken. If you can get the door open, you will need to remove the inside...
Adjust or replace hingesSorry, there is no adjusting these style hinges, they are welded in place, you can usually make them better by replacing the pins and bushings in the hinges but if the hinge...